// $Id: Predicate.java 9 2012-11-25 03:36:05Z marcel.kloubert $

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package net.metalvz.linq;

/**
 * Something like a function that checks if an object
 * defines a set of criteria.
 * 
 * @author Marcel Joachim Kloubert <marcel.kloubert@gmx.net>
 * 
 * @param <T> Type of the argument.
 * 
 * @see http://msdn.microsoft.com/en-us/library/bfcke1bz.aspx
 */
public interface Predicate<T> {
	/**
	 * Checks if an object defines a set of criteria.
	 *
	 * @param obj The object to check.
	 * 
	 * @return Object defines the sets of criteria (true) or not (false).
	 */
	boolean invoke(T obj);
}
